Beyond Classical: Divine Hand Explores “Aria 51”

In the early 1920s, musician and physicist Lev Terman invented an electronic proximity alarm, which shrieked louder and higher noise when something (or someone) moved closer to its antenna, as a motion detector for the Russian penal system. A concert cellist and physicist, Terman (Leon Theremin) realized that intervals of that sliding sound theoretically corresponded to musical notes, and began fine-tuning his prison alarm into a musical instrument… [ read more ]